Marietta township

County:: Washington County
County Seat:: No
Area (mi²):: 14.822
State:: Ohio

Marietta township is located in Washington County, Ohio. Marietta township has a 2025 population of 4,164. Marietta township is currently declining at a rate of -0.48% annually and its population has decreased by -2.6% since the most recent census, which recorded a population of 4,275 in 2020.

The average household income in Marietta township is $66,782 with a poverty rate of 12.63%.The median age in Marietta township is 49.4 years: 45.6 years for males, and 55 years for females.

Demographics

The racial composition of Marietta township includes 96.31% White, and smaller percentages for Asian, Two or more races, Native American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	4,094	96.31%
Asian	71	1.67%
Two or more races	55	1.29%
Native American	31	0.73%

Marietta township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Marietta township's average per capita income is $38,100. Household income levels show a median of $49,167. The poverty rate stands at 12.63%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.

Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.

Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.

Name	Median	Mean
Married Families	$70,455	-
Families	$57,625	$78,367
Households	$49,167	$66,782
Non Families	$37,031	$44,972

$38,100

Average Income

$49,167

Median Household Income

12.63%

Poverty Rate